package com.atguigu.gulimall.search.service.impl;
import com.alibaba.fastjson.JSON;
import com.atguigu.common.to.es.SkuEsModel;
import com.atguigu.gulimall.search.config.GulimallElasticSearchConfig;
import com.atguigu.gulimall.search.constant.EsConstant;
import com.atguigu.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;
    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {

        //保存给es
        //1、建立索引,product


        //2、保存这些数据
        BulkRequest bulkRequest = new BulkRequest();  //bulkRequest 用来保存所有的数据

        //将数据一个个加入bulkRequest
        for (SkuEsModel model : skuEsModels) {

            //添加索引
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            //添加数据id
            indexRequest.id(model.getSkuId().toString());
            //转为JSON字符
            String s = JSON.toJSONString(model);
            //设置source为s，即添加内容，source就是内容 { index , id, source{ } }
            indexRequest.source(s, XContentType.JSON);

            bulkRequest.add(indexRequest);
        }

        //统一上传
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);

        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成,{}",collect);

        return b;

    }
}
